1Mechanical Timer: This timer allows for 24 hour control and has 300 hour power failure compensation in the event of a power failure. 2Clock Type: This timer is a direct reading clock type with a minute adjustment knob for easier and more accurate determination and confirmation of the current time. 3Automatic Switch: This timer can be switched on and off between preset and manual operations very quickly and easily. 4PC Housing: The housing of this mechanical timer is made of PC flame retardant material, making it safer to use electricity. 5Wide Application: This timer makes it easy to set the time for baking in the kitchen at home, but can also be used in scenarios such as shopping malls and supermarkets. Item Type: Mechanical Time Control SwitchMaterial: PCBattery: 1 x 15110 80mAh 2.4V Li polymer (built in)Operating Voltage: 100-240VAC 50hz/60HZDrive Mode: Quartz Motor TypeOutage Compensation: 300H (working temperature 20)Time Accuracy: Error 30s (working temperature 25)Action Time Accuracy: 3min (not including initial time for adjustment error)Cycle Time: 24 hoursPower Consumption: 110VAC1W 220VAC2WContact Capacity: Resistive Load: (15A)Incandescent Load: 10AInduction Load (cos diameter=0.7): 12AMotor Load (cos diameter=0.7): AC110V.750W AC220V.1500WSetting Time: 15min Minimum Setting Unit: 15minMinimum Setting: 15minNumber of On Off Operations: 90 times/dayAmbient Working Temperature: -10-50Ambient Humidity: